That feeling when your heart beats faster, your smile grows, and you just can’t wait for what’s next —
that’s the essence of “Waku Waku”, one of the happiest Japanese onomatopoeia!
What is “Waku Waku”?
“Waku Waku” is a Japanese onomatopoeia that expresses joyful anticipation, excitement, or the fluttering feeling of looking forward to something.
It’s used when someone feels giddy, thrilled, or full of happy expectation.
Pronunciation
wah-koo wah-koo
Categories
Emotion / Feeling
Examples in Daily Life
Example 1: The night before a trip
I couldn’t sleep — I was too waku waku about tomorrow’s adventure!

Example 2: Waiting for a gift to open
He was staring at the present, his eyes full of waku waku excitement.

Example 3: Meeting someone special
Her heart went waku waku as she waited to see him again.

Cultural Note
“Waku Waku” is used across all ages in Japan — from children waiting for dessert to adults planning a long-awaited reunion.
In anime, characters often say “waku waku suru!” (I’m so excited!) when something wonderful is about to happen.
The word itself feels like a happy drumroll inside your heart.
How Do You Say It?
It looks fun on the page, but how does it sound?
Let’s say it together — press play and listen!
What Does “Waku Waku” Look Like?
Some words aren’t just sounds — they bounce with joy.
Let your eyes follow these excited little letters: “Waku Waku.”

Watch & Feel the Waku Waku World!
Surprise Trip Announcement Compilation
Watch real people go waku waku as they hear exciting news!
Kids Opening Christmas Gifts
The pure joy of waku waku as treats are unwrapped!
Try Using It!
The next time you feel your heart bouncing with anticipation — whether it’s for a trip, a surprise, or just a nice dinner —
try saying “Waku Waku!” and smile a little wider.
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